/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/SpatialAccelerationCollection.h
namespace Chaos { template<typename TObj> [FChaosArchive](API\Runtime\Chaos\Chaos\FChaosArchive) & Chaos::operator<< ( [FChaosArchive](API\Runtime\Chaos\Chaos\FChaosArchive) & Ar, [TSpatialCollectionBucket](API\Runtime\Chaos\Chaos\TSpatialCollectionBucket)< TObj > & Bucket ) }